Home / 1,265,862.10-1,746,822.09-692,791.42

Finding the Fourth Proportional to 1,265,862.10, 1,746,822.09 and 692,791.42

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Solution

The fourth proportional to 1,265,862.10, 1,746,822.09 and 692,791.42 is: 956,015.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,862.10 : 1,746,822.09 = 692,791.42 : x
  2. Step 2: Convert to fraction form
    1,265,862.10/1,746,822.09 = 692,791.42/x
  3. Step 3: Cross multiply
    1,265,862.10x = 1,746,822.09 × 692,791.42
  4. Step 4: Simplify right side
    1,265,862.10x = 1,210,183,356,218.47
  5. Step 5: Solve for x
    x = 1,210,183,356,218.47/1,265,862.10
  6. Step 6: Final answer
    x = 956,015.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.